meantime we talk about a community here in boston, when we were in the commercial break here a group of healthcare assistant professionals from all across the country are in town in boston for a convention. they came to our location with the brave t-shirts on. they gathered to our left and made a memory here in boston. be brave is the message for boston today. in a moment we'll take you back into the cathedral of the holy cross. back to you. patti ann: we will be hearing from dr. keith ablow. we are moments away from the prayer service in boston. president obama has this fact arrived now at the cathedral. as we said a long, healing process ahead, and joining us we'll be getting momentarily to dr. keith ablow. again president obama will be attending this service. he is in fact there as we speak. it's an interfaith ceremony in honor of the three people who passed away as well as the many people who have injuries. mitt romney also seen there, theresa hines kerry, many other notables there, as well as just your ordinary boston residents coming together to pray for healing at this very difficult time f